NO20031969L - Method of measuring ultrasound throughput - Google Patents
Method of measuring ultrasound throughputInfo
- Publication number
- NO20031969L NO20031969L NO20031969A NO20031969A NO20031969L NO 20031969 L NO20031969 L NO 20031969L NO 20031969 A NO20031969 A NO 20031969A NO 20031969 A NO20031969 A NO 20031969A NO 20031969 L NO20031969 L NO 20031969L
- Authority
- NO
- Norway
- Prior art keywords
- throughput
- measuring ultrasound
- ultrasound
- measuring
- ultrasound throughput
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
- G01F1/668—Compensating or correcting for variations in velocity of sound
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10226436 | 2002-06-13 | ||
DE10230215 | 2002-07-04 | ||
DE10232101A DE10232101C1 (en) | 2002-06-13 | 2002-07-15 | Ultrasound measuring method for flow velocity uses measured ultrasound pulse propagation times between 2 spaced ultrasound transducers |
Publications (3)
Publication Number | Publication Date |
---|---|
NO20031969D0 NO20031969D0 (en) | 2003-04-30 |
NO20031969L true NO20031969L (en) | 2003-12-15 |
NO332347B1 NO332347B1 (en) | 2012-09-03 |
Family
ID=27214716
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20031969A NO332347B1 (en) | 2002-06-13 | 2003-04-30 | Procedure for painting flow through ultrasound |
Country Status (4)
Country | Link |
---|---|
US (1) | US6923073B2 (en) |
EP (1) | EP1376069A1 (en) |
JP (1) | JP4511807B2 (en) |
NO (1) | NO332347B1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7124621B2 (en) * | 2004-07-21 | 2006-10-24 | Horiba Instruments, Inc. | Acoustic flowmeter calibration method |
ITMI20111651A1 (en) * | 2011-09-14 | 2013-03-15 | Polimeri Europa Spa | BIS-IMMINO PYRHYDIN COMPLEX OF LANTHANIDES, CATALYTIC SYSTEM INCLUDING THE BIS-IMMINO PYRHYDINAL COMPLEX AND PROCEDURE FOR (CO) POLYMERIZATION OF CONJUGATED DIENES |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3331519A1 (en) * | 1983-09-01 | 1985-03-21 | Elster AG, Meß- und Regeltechnik, 6700 Ludwigshafen | Method and device for correcting the measurement of the flow velocity of fluids by means of ultrasound |
JPS6098313A (en) * | 1983-11-02 | 1985-06-01 | Fuji Electric Co Ltd | Ultrasonic flowmeter |
NL8602458A (en) * | 1986-09-29 | 1988-04-18 | Rheometron Ag | ULTRASONIC FLOW METER. |
US4787252A (en) * | 1987-09-30 | 1988-11-29 | Panametrics, Inc. | Differential correlation analyzer |
EP0378651B1 (en) * | 1988-07-08 | 1993-10-13 | Endress + Hauser Flowtec AG | Process and arrangement for flow measurement by means of ultrasonic waves |
NZ243294A (en) * | 1991-06-25 | 1995-04-27 | Commw Scient Ind Res Org | Time of flight of acoustic wave packets through fluid: reduction of higher order acoustic mode effects |
US5371686A (en) * | 1992-03-30 | 1994-12-06 | Isco, Inc. | Ultrasonic fluid velocity measuring system |
US5777892A (en) * | 1992-03-30 | 1998-07-07 | Isco, Inc. | Doppler shift velocity measuring system with correction factors |
FR2781565B1 (en) | 1998-07-24 | 2000-08-25 | Inst Francais Du Petrole | METHOD AND DEVICE FOR MEASURING THE FLOW SPEED OF A FLUID VEIN |
FR2803032B1 (en) * | 1999-12-28 | 2002-06-07 | Gaz De France | METHOD AND DEVICE FOR MEASURING A FLOW OF FLUID FLOWING IN A PIPELINE |
-
2003
- 2003-03-10 EP EP03005243A patent/EP1376069A1/en not_active Withdrawn
- 2003-04-30 NO NO20031969A patent/NO332347B1/en not_active IP Right Cessation
- 2003-05-30 US US10/449,206 patent/US6923073B2/en not_active Expired - Fee Related
- 2003-06-13 JP JP2003169829A patent/JP4511807B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US6923073B2 (en) | 2005-08-02 |
JP4511807B2 (en) | 2010-07-28 |
NO20031969D0 (en) | 2003-04-30 |
JP2004020569A (en) | 2004-01-22 |
NO332347B1 (en) | 2012-09-03 |
US20030230149A1 (en) | 2003-12-18 |
EP1376069A1 (en) | 2004-01-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |